6996283e8cdb728f6c7201815406872e20a71e62
[glsdk/meta-ti-glsdk.git] / recipes-kernel / linux / linux.inc
1 DESCRIPTION = "Linux Kernel"
2 SECTION = "kernel"
3 LICENSE = "GPLv2"
5 LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
7 inherit kernel siteinfo
9 # Try to build & install perf
10 require recipes-kernel/linux/linux-tools.inc
12 RPSRC = "http://www.rpsys.net/openzaurus/patches/archive"
14 # Enable OABI compat for people stuck with obsolete userspace
15 ARM_KEEP_OABI ?= "1"
17 # Quirk for udev greater or equal 141
18 UDEV_GE_141 ?= "0"
20 # Specify the commandline for your device
22 # Boot from mmc
23 CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=/dev/mmcblk0p1 rootfstype=ext2 rootdelay=5"
24 # Boot from nfs
25 #CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=301 root=/dev/nfs nfsroot=172.20.3.1:/data/at91 ip=172.20.0.5:::255.255.0.0"
27 # Set the verbosity of kernel messages during runtime
28 # You can define CMDLINE_DEBUG in your local.conf or distro.conf to override this behaviour  
29 CMDLINE_DEBUG ?= '${@base_conditional("DISTRO_TYPE", "release", "quiet", "debug", d)}'
30 CMDLINE_append = " ${CMDLINE_DEBUG} "
32 # Kernel bootlogo is distro-specific (default is OE logo).
33 # Logo resolution (qvga, vga, ...) is machine-specific.
34 LOGO_SIZE ?= "."
36 # Support for binary device tree generation
38 FILES_kernel-devicetree = "/boot/devicetree*"
40 KERNEL_DEVICETREE_boc01 = "${WORKDIR}/boc01.dts"
41 KERNEL_DEVICETREE_calamari = "arch/${ARCH}/boot/dts/mpc8536ds.dts"
42 KERNEL_DEVICETREE_canyonlands = "arch/${ARCH}/boot/dts/canyonlands.dts"
43 KERNEL_DEVICETREE_kilauea = "arch/${ARCH}/boot/dts/kilauea.dts"
44 KERNEL_DEVICETREE_lite5200 = "arch/${ARCH}/boot/dts/lite5200.dts"
45 KERNEL_DEVICETREE_lsppchd = "arch/${ARCH}/boot/dts/kuroboxHD.dts"
46 KERNEL_DEVICETREE_lsppchg = "arch/${ARCH}/boot/dts/kuroboxHG.dts"
47 KERNEL_DEVICETREE_mpc8313e-rdb = "arch/${ARCH}/boot/dts/mpc8313erdb.dts"
48 KERNEL_DEVICETREE_mpc8315e-rdb = "arch/${ARCH}/boot/dts/mpc8315erdb.dts"
49 KERNEL_DEVICETREE_mpc8323e-rdb = "arch/${ARCH}/boot/dts/mpc832x_rdb.dts"
50 KERNEL_DEVICETREE_mpc8544ds = "arch/${ARCH}/boot/dts/mpc8544ds.dts"
51 KERNEL_DEVICETREE_mpc8641-hpcn = "arch/${ARCH}/boot/dts/mpc8641_hpcn.dts"
52 KERNEL_DEVICETREE_p1020rdb = "arch/${ARCH}/boot/dts/p1020rdb.dts"
53 KERNEL_DEVICETREE_p2020ds = "arch/${ARCH}/boot/dts/p2020ds.dts"
54 KERNEL_DEVICETREE_sequoia = "arch/${ARCH}/boot/dts/sequoia.dts"
55 KERNEL_DEVICETREE_tqm8540 = "arch/${ARCH}/boot/dts/tqm8540.dts"
56 KERNEL_DEVICETREE_xilinx-ml507 = "arch/${ARCH}/boot/dts/virtex440-ml507.dts"
58 KERNEL_DEVICETREE_FLAGS = "-R 8 -S 0x3000"
60 CORTEXA8FIXUP ?= "yes"
62 python __anonymous () {
64     import bb
65     
66     devicetree = bb.data.getVar('KERNEL_DEVICETREE', d, 1) or ''
67     if devicetree:
68         depends = bb.data.getVar("DEPENDS", d, 1)
69         bb.data.setVar("DEPENDS", "%s dtc-native" % depends, d)
70         packages = bb.data.getVar("PACKAGES", d, 1)
71         bb.data.setVar("PACKAGES", "%s kernel-devicetree" % packages, d)
72 }
74 do_configure_prepend() {
76         # Rename getline in ./scripts/unifdef.c
77         # Kernels up to 2.6.29 are currently failing to build unifdef.c,
78         # clashing with exposed getline() from <stdio.h>
79         # see https://patchwork.kernel.org/patch/11166/
80         # committed in 2.6.29 (commit d15bd1067b1fcb2b7250d22bc0c7c7fea0b759f7)
82         sed -i -e 's/getline/parseline/g' ${S}/scripts/unifdef.c
85         echo "" > ${S}/.config
87         #
88         # logo support, if you supply logo_linux_clut224.ppm in SRC_URI, then it's going to be used
89         #
90         if [ -e ${WORKDIR}/${LOGO_SIZE}/logo_linux_clut224.ppm ]; then
91                 install -m 0644 ${WORKDIR}/${LOGO_SIZE}/logo_linux_clut224.ppm drivers/video/logo/logo_linux_clut224.ppm
92                 echo "CONFIG_LOGO=y"                    >> ${S}/.config
93                 echo "CONFIG_LOGO_LINUX_CLUT224=y"      >> ${S}/.config
94         fi
96         #
97         # oabi / eabi support
98         #
99         if [ "${TARGET_OS}" = "linux-gnueabi" -o  "${TARGET_OS}" = "linux-uclibceabi" ]; then
100                 echo "CONFIG_AEABI=y"                   >> ${S}/.config
101                 if [ "${ARM_KEEP_OABI}" = "1" ] ; then
102                         echo "CONFIG_OABI_COMPAT=y"             >> ${S}/.config
103                 else
104                         echo "# CONFIG_OABI_COMPAT is not set"  >> ${S}/.config
105                 fi
106         else
107                 echo "# CONFIG_AEABI is not set"        >> ${S}/.config
108                 echo "# CONFIG_OABI_COMPAT is not set"  >> ${S}/.config
109         fi
111         # When enabling thumb for userspace we also need thumb support in the kernel
112         if [ "${ARM_INSTRUCTION_SET}" = "thumb" ] ; then
113             sed -i -e /CONFIG_ARM_THUMB/d ${WORKDIR}/defconfig 
114             echo "CONFIG_ARM_THUMB=y" >> ${S}/.config
115         fi
117         # Enable thumb2 fixup for specific issue in angstrom toolchains when used on A8 r1p[012] silicon
118         if [ "${CORTEXA8FIXUP}" = "yes" ] ; then
119             sed -i -e /CONFIG_ARM_ERRATA_430973/d ${WORKDIR}/defconfig
120             echo "CONFIG_ARM_ERRATA_430973=y" >> ${S}/.config
121         fi
123         #
124         # endian support
125         #
126         if [ "${SITEINFO_ENDIANNESS}" = "be" ]; then
127                 echo "CONFIG_CPU_BIG_ENDIAN=y"          >> ${S}/.config
128         fi
130         echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >> ${S}/.config
132         sed -e '/CONFIG_AEABI/d' \
133             -e '/CONFIG_OABI_COMPAT=/d' \
134             -e '/CONFIG_CMDLINE=/d' \
135             -e '/CONFIG_CPU_BIG_ENDIAN/d' \
136             -e '/CONFIG_LOGO=/d' \
137             -e '/CONFIG_LOGO_LINUX_CLUT224=/d' \
138             -e '/CONFIG_LOCALVERSION/d' \
139             -e '/CONFIG_LOCALVERSION_AUTO/d' \
140             < '${WORKDIR}/defconfig' >>'${S}/.config'
142         echo 'CONFIG_LOCALVERSION=""' >>${S}/.config
143         echo '# CONFIG_LOCALVERSION_AUTO is not set' >>${S}/.config
145         #
146         # Udev quirks
147         #
149         # Newer versions of udev mandate that sysfs doesn't have deprecated entries
150         if [ "${UDEV_GE_141}" = "1" ] ; then
151             sed -e /CONFIG_SYSFS_DEPRECATED/d \
152                 -e /CONFIG_SYSFS_DEPRECATED_V2/d \
153                 -e /CONFIG_HOTPLUG/d \
154                 -e /CONFIG_UEVENT_HELPER_PATH/d \
155                 -e /CONFIG_UNIX/d \
156                 -e /CONFIG_SYSFS/d \
157                 -e /CONFIG_PROC_FS/d \
158                 -e /CONFIG_TMPFS/d \
159                 -e /CONFIG_INOTIFY_USER/d \
160                 -e /CONFIG_SIGNALFD/d \
161                 -e /CONFIG_TMPFS_POSIX_ACL/d \
162                 -e /CONFIG_BLK_DEV_BSG/d \
163                 -i '${S}/.config'
165             echo '# CONFIG_SYSFS_DEPRECATED is not set' >> ${S}/.config
166             echo '# CONFIG_SYSFS_DEPRECATED_V2 is not set' >> ${S}/.config
167             echo 'CONFIG_HOTPLUG=y' >> ${S}/.config
168             echo 'CONFIG_UEVENT_HELPER_PATH=""' >> ${S}/.config
169             echo 'CONFIG_UNIX=y' >> ${S}/.config
170             echo 'CONFIG_SYSFS=y' >> ${S}/.config
171             echo 'CONFIG_PROC_FS=y' >> ${S}/.config
172             echo 'CONFIG_TMPFS=y' >> ${S}/.config
173             echo 'CONFIG_INOTIFY_USER=y' >> ${S}/.config
174             echo 'CONFIG_SIGNALFD=y' >> ${S}/.config
175             echo 'CONFIG_TMPFS_POSIX_ACL=y' >> ${S}/.config
176             echo 'CONFIG_BLK_DEV_BSG=y' >> ${S}/.config
177             echo 'CONFIG_DEVTMPFS=y' >> ${S}/.config
178             echo 'CONFIG_DEVTMPFS_MOUNT=y' >> ${S}/.config
179         fi
181         # Newer inits like systemd need cgroup support
182         if [ "${KERNEL_ENABLE_CGROUPS}" = "1" ] ; then
183             sed -e /CONFIG_CGROUP_SCHED/d \
184                 -e /CONFIG_CGROUPS/d \
185                 -i '${S}/.config'
186             
187             echo 'CONFIG_CGROUP_SCHED=y' >> ${S}/.config
188             echo 'CONFIG_CGROUPS=y' >> ${S}/.config
189             echo 'CONFIG_CGROUP_NS=y' >> ${S}/.config
190             echo 'CONFIG_CGROUP_FREEZER=y' >> ${S}/.config
191             echo 'CONFIG_CGROUP_DEVICE=y' >> ${S}/.config
192             echo 'CONFIG_CPUSETS=y' >> ${S}/.config
193             echo 'CONFIG_PROC_PID_CPUSET=y' >> ${S}/.config
194             echo 'CONFIG_CGROUP_CPUACCT=y' >> ${S}/.config
195             echo 'CONFIG_RESOURCE_COUNTERS=y' >> ${S}/.config
196         fi
198         #
199         # root-over-nfs-over-usb-eth support. Limited, but should cover some cases.
200         # Enable this by setting a proper CMDLINE_NFSROOT_USB.
201         #
202         if [ ! -z "${CMDLINE_NFSROOT_USB}" ]; then
203                 oenote "Configuring the kernel for root-over-nfs-over-usb-eth with CMDLINE ${CMDLINE_NFSROOT_USB}"
204                 sed -e '/CONFIG_INET/d' \
205                     -e '/CONFIG_IP_PNP=/d' \
206                     -e '/CONFIG_USB_GADGET=/d' \
207                     -e '/CONFIG_USB_GADGET_SELECTED=/d' \
208                     -e '/CONFIG_USB_ETH=/d' \
209                     -e '/CONFIG_NFS_FS=/d' \
210                     -e '/CONFIG_ROOT_NFS=/d' \
211                     -e '/CONFIG_CMDLINE=/d' \
212                     -i ${S}/.config
213                 echo "CONFIG_INET=y"                     >> ${S}/.config
214                 echo "CONFIG_IP_PNP=y"                   >> ${S}/.config
215                 echo "CONFIG_USB_GADGET=y"               >> ${S}/.config
216                 echo "CONFIG_USB_GADGET_SELECTED=y"      >> ${S}/.config
217                 echo "CONFIG_USB_ETH=y"                  >> ${S}/.config
218                 echo "CONFIG_NFS_FS=y"                   >> ${S}/.config
219                 echo "CONFIG_ROOT_NFS=y"                 >> ${S}/.config
220                 echo "CONFIG_CMDLINE=\"${CMDLINE_NFSROOT_USB}\"" >> ${S}/.config
221         fi
222                 yes '' | oe_runmake oldconfig
225 do_configure_append() {
226         if test -e scripts/Makefile.fwinst ; then
227                 sed -i -e "s:-m0644:-m 0644:g" scripts/Makefile.fwinst
228         fi
231 # bitbake.conf only prepends PARALLEL make in tasks called do_compile, which isn't the case for compile_modules
232 # So explicitly enable it for that in here
233 EXTRA_OEMAKE = "${PARALLEL_MAKE} "
235 do_install_append() {
236         oe_runmake headers_install INSTALL_HDR_PATH=${D}${exec_prefix}/src/linux-${KERNEL_VERSION} ARCH=$ARCH
239 PACKAGES =+ "kernel-headers"
240 FILES_kernel-headers = "${exec_prefix}/src/linux*"
242 do_devicetree_image() {
243     if test -n "${KERNEL_DEVICETREE}" ; then
244         dtc -I dts -O dtb ${KERNEL_DEVICETREE_FLAGS} -o devicetree ${KERNEL_DEVICETREE}
245         install -d ${D}/boot
246         install -m 0644 devicetree ${D}/boot/devicetree-${KERNEL_VERSION}
247         install -d ${DEPLOY_DIR_IMAGE}
248         install -m 0644 devicetree ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.dtb
249         package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.dtb
250         cd ${DEPLOY_DIR_IMAGE}
251         rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
252         ln -sf ${KERNEL_IMAGE_BASE_NAME}.dtb ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
253         package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_SYMLINK_NAME}.dtb
254     fi
257 addtask devicetree_image after do_install before do_package do_deploy
259 pkg_postinst_kernel-devicetree () {
260         cd /${KERNEL_IMAGEDEST}; update-alternatives --install /${KERNEL_IMAGEDEST}/devicetree devicetree devicetree-${KERNEL_VERSION} ${KERNEL_PRIORITY} || true
263 pkg_postrm_kernel-devicetree () {
264         cd /${KERNEL_IMAGEDEST}; update-alternatives --remove devicetree devicetree-${KERNEL_VERSION} || true
267 # Automatically depend on lzop-native if CONFIG_KERNEL_LZO is enabled
268 python () {
269     try:
270         defconfig = bb.fetch2.localpath('file://defconfig', d)
271     except bb.fetch2.FetchError:
272         return
274     try:
275         configfile = open(defconfig)
276     except IOError:
277         return
279     if 'CONFIG_KERNEL_LZO=y\n' in configfile.readlines():
280         depends = d.getVar('DEPENDS', False)
281         d.setVar('DEPENDS', depends + ' lzop-native')